/*
 * Copyright (c) 2016, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 * WSO2 Inc. licenses this file to you under the Apache License,
 * Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package io.siddhi.core.event;

import java.io.Serializable;

/**
 * The interface for the internal event implementations
 */
public interface ComplexEvent extends Serializable {

    ComplexEvent getNext();

    void setNext(ComplexEvent events);

    Object[] getOutputData();

    void setOutputData(Object object, int index);

    long getTimestamp();

    Object getAttribute(int[] position);

    void setAttribute(Object object, int[] position);

    Type getType();

    void setType(Type type);

    /**
     * Enums to represent Event.Type
     */
    enum Type {
        CURRENT,
        EXPIRED,
        TIMER,
        RESET
    }
}
